Microphone



FIG. 1 is a perspective view of a microphone, with attached base and cord shown in dashed lines and not claimed;

FIG. 2 is a right front perspective view;

FIG. 3 is a left side elevational view, the right side is a mirror image thereof;

FIG. 4 is a front elevational view;

FIG. 5 is a rear elevational view;

FIG. 6 is a top plan view; and,

FIG. 7 is a bottom plan view. 

The ornamental design for a microphone, as shown and described. 